nanog mailing list archives

Re: NetFlow - path from Routers to Collector


From: "Scott Weeks" <surfer () mauigateway com>
Date: Tue, 1 Sep 2015 17:53:33 -0700



--- rdobbins () arbor net wrote:

Again, to clarify - I count VLANs/VRFs as being sufficiently out-of-band 
to handle flow telemetry on a reasonable basis without mixing it in with 
customer traffic.
---------------------------------------

Glad you clarified that.  Now, I understand your stance.  Like the 
others are saying, in 18 years of netgeeking I never had OOB with 
<whatever>flow.  It has always been in a VLAN or VRF.




--- freedman () freedman net wrote:

We see well under 20% doing logical separation but definitely folks
doing it...  
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Now that's a scary number.  VLANS/VRFs are too easy not to do that.


scott


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